Relative-Velocity Distributions for Two Effusive Atomic Beams in Counterpropagating and Crossed-Beam Geometries
Figure 3
(a) shows distributions of collision energies for identical crossed sodium beams (cb) and counter-propagating (cp) sodium beams with K. The arrows indicate the mean collision energy. (b) shows collision energy distributions for a sodium beam with K and a potassium beam with K.